#include <stdio.h>
#include <string.h>
int main()
{
    #define SENT 81
    char sentence[SENT];

    printf("please enter a sentence:");
    gets(sentence);

    int i=0,n=2;
    while(sentence[i]!='\0')
    {
        stricmp("sentence[i++]","sentence[i+n]");
        if (stricmp("sentence[i++]","sentence[i+n]")<=0)
        i++;
        else
        n++;
    }

    printf("the biggest word is:%c",sentence[i++]);
    
    return 0;
}